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Lua/LuaInstance: Add [Check|Set][Field|Global] helpers

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Former-commit-id: 4c6cb6097a28daa9099b3f00c201e49ec850c320
This commit is contained in:
Lynix
2015-12-17 13:47:25 +01:00
parent ee2626b928
commit 52599132a7
3 changed files with 122 additions and 12 deletions
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110
include/Nazara/Lua/LuaInstance.inl
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@@ -78,7 +78,7 @@ namespace Nz
std::enable_if_t<std::is_unsigned<T>::value, unsigned int> LuaImplQueryArg(LuaInstance& instance, int index, T* arg, T defValue, TypeTag<T>)
{
using SignedT = std::make_signed_t<T>;
return LuaImplQueryArg(instance, index, reinterpret_cast<SignedT*>(arg), static_cast<SignedT>(defValue), TypeTag<SignedT>());
}
@@ -242,7 +242,7 @@ namespace Nz
ProcessArgs<0, Args...>(instance);
}
int Invoke(LuaInstance& instance, void (*func)(Args...)) const
int Invoke(LuaInstance& instance, void(*func)(Args...)) const
{
NazaraUnused(instance);
@@ -251,7 +251,7 @@ namespace Nz
}
template<typename Ret>
int Invoke(LuaInstance& instance, Ret (*func)(Args...)) const
int Invoke(LuaInstance& instance, Ret(*func)(Args...)) const
{
return LuaImplReplyVal(instance, std::move(Apply(func, m_args)), TypeTag<decltype(Apply(func, m_args))>());
}
@@ -425,7 +425,79 @@ namespace Nz
return object;
}
template<typename T>
T LuaInstance::CheckField(const char* fieldName, int tableIndex)
{
T object;
GetField(fieldName, tableIndex);
tableIndex += LuaImplQueryArg(*this, -1, &object, TypeTag<T>());
Pop();
return object;
}
template<typename T>
T LuaInstance::CheckField(const String& fieldName, int tableIndex)
{
return CheckField(fieldName.GetConstBuffer(), tableIndex);
}
template<typename T>
T LuaInstance::CheckField(const char* fieldName, T defValue, int tableIndex)
{
T object;
GetField(fieldName, tableIndex);
tableIndex += LuaImplQueryArg(*this, -1, &object, defValue, TypeTag<T>());
Pop();
return object;
}
template<typename T>
T LuaInstance::CheckField(const String& fieldName, T defValue, int tableIndex)
{
return CheckField(fieldName.GetConstBuffer(), defValue, tableIndex);
}
template<typename T>
T LuaInstance::CheckGlobal(const char* fieldName)
{
T object;
GetGlobal(fieldName);
tableIndex += LuaImplQueryArg(*this, -1, &object, TypeTag<T>());
Pop();
return object;
}
template<typename T>
T LuaInstance::CheckGlobal(const String& fieldName)
{
return CheckGlobal(fieldName.GetConstBuffer());
}
template<typename T>
T LuaInstance::CheckGlobal(const char* fieldName, T defValue)
{
T object;
GetGlobal(fieldName);
tableIndex += LuaImplQueryArg(*this, -1, &object, defValue, TypeTag<T>());
Pop();
return object;
}
template<typename T>
T LuaInstance::CheckGlobal(const String& fieldName, T defValue)
{
return CheckGlobal(fieldName.GetConstBuffer(), defValue);
}
template<typename T>
int LuaInstance::Push(T arg)
{
@@ -433,11 +505,11 @@ namespace Nz
}
template<typename R, typename... Args, typename... DefArgs>
void LuaInstance::PushFunction(R (*func)(Args...), DefArgs&&... defArgs)
void LuaInstance::PushFunction(R(*func)(Args...), DefArgs&&... defArgs)
{
typename LuaImplFunctionProxy<Args...>::template Impl<DefArgs...> handler(std::forward<DefArgs>(defArgs)...);
PushFunction([func, handler](LuaInstance& lua) -> int
PushFunction([func, handler] (LuaInstance& lua) -> int
{
handler.ProcessArgs(lua);
@@ -458,4 +530,30 @@ namespace Nz
{
PushInstance(tname, new T(std::forward<Args>(args)...));
}
template<typename T>
void LuaInstance::SetField(const char* name, T&& arg, int tableIndex)
{
Push<T>(std::forward<T>(arg));
SetField(name, tableIndex);
}
template<typename T>
void LuaInstance::SetField(const String& name, T&& arg, int tableIndex)
{
SetField(name.GetConstBuffer(), std::forward<T>(arg), tableIndex);
}
template<typename T>
void LuaInstance::SetGlobal(const char* name, T&& arg)
{
Push<T>(std::forward<T>(arg));
SetGlobal(name);
}
template<typename T>
void LuaInstance::SetGlobal(const String& name, T&& arg)
{
SetGlobal(name.GetConstBuffer(), std::forward<T>(arg));
}
}